
How Much Does a Sunroom Cost?
Sunrooms have become a popular addition for homeowners looking to enhance their living space and connect with the outdoors without compromising comfort. However, as delightful as they may be, planning your sunroom involves understanding the factors that influence its cost.
By breaking down these aspects, you can make informed decisions to build the space of your dreams while staying within budget.
Factors That Impact Your Sunroom’s Cost
There are many factors that determine the final price tag of your sunroom. Here’s a breakdown of the kinds of costs you can expect, depending on what’s on your sunroom wishlist.

Type & Style
The type of sunroom you start with sets the precedent for the final cost.
- 3-Season Sunrooms are perfect for enjoying spring, summer, and fall. While they don’t have heating or cooling systems built in, using a space heater and opening up the panels to ventilate are simple ways to regulate the temperature.
- 4-Season Sunrooms are built to provide comfort year-round. But because of this, they are a more expensive investment, and their nature as an enclosed space makes them less versatile than their 3-season counterparts.
If you’re debating between these two, consider your climate, intended usage, and budget. For a deeper dive into the differences, check out our article breaking down all the differences.

Materials & Construction
The materials used to build your sunroom dramatically impact the price, durability, and overall aesthetic of the space. We use high-quality, custom aluminum extrusions designed, engineered and tested in-house in Finland, paired with robust glass panels for sunrooms that truly stand out.
Aluminum is lightweight yet durable, offering sleek, modern designs that resist weathering. Glass promotes energy efficiency by capturing heat for longer and meaning you don’t have to turn on the heater as much. On the other hand, cheaper materials like wood framing and traditional glazing might lower the costs upfront but can require more maintenance in the long run.
Choosing your Lumon sunroom also means you get to decide if you want retractable glass walls, or sliding glass walls, to open your space. Learn more about your choices in building your dream sunroom—including whether retractable or sliding glazing systems are right for you.

Size & Design
Size is one of the most straightforward factors affecting sunroom cost—the larger the space, the higher the price. Beyond square footage, the design complexity adds to the total expense. Unique layouts, custom shapes, and architectural details can significantly drive up your costs compared to standard sunrooms.
A small sunroom fit for a tiny balcony may fit modest budgets, while spacious, luxurious designs for an outdoor terrace could demand a larger investment. Our article on how much a 12” x 12” sunroom could cost illustrates what a standard sunroom could cost.

Installation Costs
Finally, installation; one of the most exciting parts of your sunroom journey! But the costs associated with installation can come as a surprise if you’re not prepared, so you need to have a rough idea of how much to expect and work it into your budget.
You have two options: hiring professionals or DIYing it.
- DIY Installation can be tempting if you have experience with previous construction projects. While DIY work can save you money, a DIY sunroom installation requires adequate tools, careful planning, and the ability to navigate technical challenges, like aligning panels or sealing frames properly.
- Professional Installation, while pricier up front, means your sunroom is receiving quality craftsmanship. Professionals take care of the permits, structural adjustments, and anything else you might not realize are part of the sunroom installation process—saving you time and potential stress.
At Lumon, we take care of the installation for you and get everything done efficiently while adhering to the strictest safety standards. While you may want to consider the DIY path for sunroom installation, trust in us that having your sunroom installed by a team of professional craftsmen is a rewarding investment; you know everything is taken care of, and you don’t have to lift a finger while it’s installed.
Here’s our breakdown of the pros and cons of DIYing it or going pro.

Not Just An Investment In Your Property
Your sunroom is more than an add-on to boost property value; it’s where you’re going to experience important life moments and make memories.
While cost considerations are crucial, it’s equally important to think about the ways your sunroom will enrich your lifestyle. Finding a balance between affordability and quality is the key to creating a space you’ll cherish.
Ready for your sunroom journey to begin? It’s time to discover just how easy it is to make your dream sunroom a reality. Get in touch today for your custom quote!
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How to keep cool in a summer sunroom
Sunrooms can be great in-between spaces, where you get the best of both worlds. However, in the summer, even these spaces can get quite warm without preparation. One benefit is that the space acts as a buffer to your home, so the cooling needs for inside your home may actually be less.
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What is the difference between three and four season sunrooms?
It’s no secret: Lumon’s rooms are designed for three seasons use. It just so happens that this market is one of the best and fastest growing as well. But how do they compare with a four-season sunroom? Let’s find out!